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What's a simple way to get a text input popup dialog box on an iPhone
... as, say, a UITableViewCell, but it should definitly do the trick as it is now standard supported in the iOS API. You will not need a private API for this.
UIAlertView * alert = [[UIAlertView alloc] initWithTitle:@"Alert" message:@"This is an example alert!" delegate:self cancelButtonTitle:@"Hide" ...
Java Singleton and Synchronization
... case where you have two threads that call getInstance() at the same time. Now imagine T1 executes just past the instance == null check, and then T2 runs. At this point in time the instance is not created or set, so T2 will pass the check and create the instance. Now imagine that execution switches ...
CSS: 100% font size - 100% of what?
...y {
font-family: Helvetica, Arial, sans-serif;
font-size: 14px
}
Now the font-size of all my HTML tags will inherit a font-size of 14px.
Say that I want a all divs to have a font size 10% bigger than body, I simply do:
div {
font-size: 110%
}
Now any browser that view my pages will...
A proper wrapper for console.log with correct line number?
I'm now developing an application, and place a global isDebug switch. I would like to wrap console.log for more convenient usage.
...
Efficient SQL test query or validation query that will work across all (or most) databases
...g_table WHERE 1=0
or
SELECT 1 FROM INFORMATION_SCHEMA.SYSTEM_USERS
or
CALL NOW()
HSQLDB (tested with version 1.8.0.10)
Note: I tried using a WHERE 1=0 clause on the second query, but it didn't work as a value for Apache Commons DBCP's validationQuery, since the query doesn't return any rows
VAL...
Why does InetAddress.isReachable return false, when I can ping the IP address?
...am getting failed and using ping I am getting icmp not permitted ? Do you know how to deal with it now ?
– Yuvi
Jan 7 '13 at 8:58
6
...
Is there a way to stop Google Analytics counting development work as hits?
...e a different UA-ID for my development environment. That's what i do right now. I think this would be a better approach than having to block IP addresses and stuff.
– karry
Oct 18 '12 at 18:31
...
Is it a good idea to index datetime field in mysql?
...it in conditions frequently in queries. If your only condition is BETWEEN NOW() AND DATE_ADD(NOW(), INTERVAL 30 DAY) and you have no other index in the condition, MySQL will have to do a full table scan on every query. I'm not sure how many rows are generated in 30 days, but as long as it's less t...
Intellij IDEA: Hotkey for “scroll from source”
...
There is a plugin for this now. See new answer.
– mmm
Nov 6 '15 at 12:15
...
Automatic post-registration user authentication
...ion')->set('_security_main', serialize($token));
// The user is now logged in, you can redirect or do whatever.
}
}
Symfony 2.6.x - Symfony 3.0.x
As of symfony 2.6 security.context is deprecated in favor of security.token_storage. The controller can now simply be:
use Symfony\Com...